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M4.5 Depth: 139.0 km

M4.5 Earthquake near Southern Alaska (United States)

UTC time: 2025-11-23 20:30:14 UTC Local time: —

About this earthquake

On November 23, 2025 at 20:30 UTC, a magnitude M4.5 earthquake occurred near Southern Alaska (United States). At around 139 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by GFZ. United States: 181 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Details

Magnitude
M4.5
Depth
139.0 km
UTC time
2025-11-23 20:30:14 UTC
Local time
—
Country
United States
City
Alaska
Source
gfz
Coordinates
59.44000, -154.95000
Temperature
-4.2°C

Map

Depth profile

Depth profile Depth: 139 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 139 km
Intermediate
139 km
139 km — deeper than the regional average (15.5 km)
Regional average: 15.5 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Augustine
    Distance: 86 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 103 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 104 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 106 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Kukak
    Distance: 115 km ·Stratovolcano ·Elevation: 2'043 m ·United States
  • Steller
    Distance: 117 km ·Stratovolcano ·Elevation: 2'279 m ·United States

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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